Skip to main content

Service Notice

The Western Australian Herbarium’s collections management system and census were set to read-only mode on 1 October 2025. Taxonomic updates published since this time are not being reflected in Florabase, herbarium collections, or Western Australia’s taxonomic names census (Nomos). Conservation listings displayed on Florabase may also be out of date. Please refer to DBCA’s Threatened species and communities webpage for the most recent Threatened and Priority Flora List, noting that recent taxonomic updates are similarly not included. Our database migration is moving to a staging phase. We thank you for your patience as we ensure the integrity of our biodiversity data, develop new workflows, and train staff to use the new systems. Please reach out to us if you have any questions or concerns.

The notice period started at 12:00 pm on Wednesday, 1 October 2025 +08:00 and will end at 12:00 pm on Friday, 1 January 2027 +08:00.

Conostylis rogeri Hopper

Reference
Fl.Australia 45:462 (1987)
Conservation Code
Threatened
A taxon name retains its ‘Threatened’ status until a new name has been officially endorsed and appears in the Gazettal Notice.
Naturalised Status
Native to Western Australia
Name Status
Current

Rhizomatous, tufted perennial, grass-like or herb, 0.025-0.05 m high. Fl. yellow, Sep. Sandy loam.

Grazyna Paczkowska, Descriptive Catalogue, 20 June 1994
Image

Scientific Description

Leaves flat, 25-105 mm long, 0.8-1.4 mm wide; bristles or hairs on the leaf margin present, 0.5-5 mm long, with at least some small side branches at the base, flexuose and soft, lying parallel with the margin, angled towards the leaf apex or curved inward over the leaf blade; hairs on the surface of the leaf present. Scape present, hairy, 55-70 mm long. Inflorescence subtended by a bract 4.5-13 mm long, with one flower; floral bracts 6-7 mm long; pedicels present, 1.5-2 mm long; flowers 10-15 mm long. Perianth hairy, radially symmetrical, uniformly coloured, yellow, with six more or less equal tepals, the inner segments 6-9 mm long. Stamens six, in one level; filaments 0.5-1.4 mm long; anther 4.3-5.5 mm long, without an appendage. Style 8.3-11 mm long. Flowers in September. Occurs in the Mallee IBRA bioregion(s), of the South-west Botanical Province. Conservation Code Threatened (T).

C. Hollister and K.R. Thiele, 18 January 2020

Distribution

IBRA Regions
Mallee.
IBRA Subregions
Western Mallee.
Local Government Areas (LGAs)
Dumbleyung, Kulin, Lake Grace.